Put-Call Ratio (Volume) (20-Day)

Put-Call Ratio (Volume): The ratio of puts traded to calls traded, for options with the relevant expiration date.

NRG Energy, Inc. (NRG) had 20-Day Put-Call Ratio (Volume) of 1.2321 for 2026-07-16.

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Figures for 2026-07-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3259
Historical Volatility (Parkinson)	0.3850
Implied Volatility (Calls)	0.5739
Implied Volatility (Puts)	0.5200
Implied Volatility (Mean)	0.5470
Put-Call Implied Volatility Ratio	0.9061
Implied Volatility Skew	0.0561
Option Statistics
Put-Call Ratio (Volume)	1.2321
Put-Call Ratio (Open Interest)	0.5970